Headphone



FIG. 1 is a front elevational view of a headphone showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a perspective view thereof;

FIG. 6 is a front elevational view showing the headphone in a folded state;

FIG. 7 is a right side view of FIG. 6; and,

FIG. 8 is a perspective view of FIG. 6. 

CLAIM The ornamental design for a headphone, as shown and described. 